Platform-Based Patient-Clinician Digital Health Interventions for Care Transitions: Scoping Review - Chantal Backman; Rosie Papp; Aurelie Tonjock Kolle; Steve Papp; Sarah Visintini; Ana Lúcia Schaefer Ferreira de Mello; Gabriela Marcellino de Melo Lanzoni; Anne Harley (Journal of Medical Internet Research)